延伸 えんしんポリプロピレンじゃありませんでした
enshimporipuropirenjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 延伸ポリプロピレン

1. Was not extended polypropylene.; Was not a polypropylene extension.

Past/Perfective
Negative
Polite
Terminal Form
Chemistry